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It was launched on an Atlas V 541. The cost of the launch service plus the cost of the operations to fly the rover to Mars and run it for one Martian year on the surface was about $700M. Written Jun 12, 2015.
Putting boots on Mars is the main goal of NASA's human spaceflight program, and the space agency isn't the only organization with Red Planet dreams. The Netherlands-based nonprofit Mars One aims to land four people on the Red Planet in 2023 as the vanguard of a permanent settlement there. Mars One estimates this initial mission will cost about $6 billion, and the organization plans to foot most of the bill by staging a global media event around it.